Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium
Patent
1975-09-10
1976-07-13
Ozaki, G.
Specialized metallurgical processes, compositions for use therei
Processes
Free metal or alloy reductant contains magnesium
75109, 75121, 423131, C22B 5800
Patent
active
039691080
ABSTRACT:
This invention relates to the recovery of gallium from scrubber dust containing aluminum and fluoride. In carrying out the process of the invention gallium is recovered from a particulate solid of the basic material by means of a process comprising the following steps:
REFERENCES:
patent: 2325176 (1943-07-01), Deitz
patent: 3170857 (1965-02-01), Dotzer
patent: 3248212 (1966-04-01), Mellgren et al.
patent: 3890427 (1975-06-01), Dewey et al.
patent: 3927172 (1975-12-01), Stevens
Johnson Matthey & Co., Limited
Ozaki G.
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